Highest rates of Lyme disease occurring in Ottawa’s west end, health unit says "Ottawa Public Health is reminding people to take steps to minimize exposure to blacklegged ticks while outdoors this summer, with the highest rates of Lyme disease occurring among people who live in the city’s west end. "As of July 20, 118 Ottawa residents have been diagnosed with Lyme disease this year. In 2025, 441 Ottawa residents were diagnosed with Lyme disease." Source: CTV News https://flip.it/_lUE9O